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letter
. 2017 Feb 23;20(1):30–40. doi: 10.1002/ajum.12042

Table 3.

Reference guide to cleaning ultrasound transducers in the O&G Department

Transducer Procedure Use of transducer cover Recommended cleaning method Low‐Level Disinfection (LLD) or High‐Level Disinfection (HLD)
External Intact skin No LLD
Non‐intact skin Yes HLD

Externala

Needle‐guided procedure

Amniocentesis

CVS

Suprapubic bladder tap for urine retention

Yes HLDa
Intracavity Transvaginal Yes HLD
Intraoperative Yes HLD
a

LLD can be performed if the transducer is classified as non‐critical. Non‐critical transducers do not contact non‐intact skin, blood or mucous membranes. If the transducer comes in direct contact with non‐intact skin, blood or mucous membranes transducers should be cleaned and with HLD irrespective of the use of a transducer cover. If transducer cover is broken during a procedure, then HLD must be performed.